What is this?The slotted expansion pin can be used in business, industrial production and home improvement, such as repairing machinery, cars, trucks, fixing mechanical installations, repairing electrical appliances, cars, trucks and boats, building, maintaining fixtures, etc.What will I get?Diameter - 6/25 Inch(6mm)Length - 1-4/5 Inch(45mm)Color: BlackIn the package of: 60 Pcs x Spring Steel PinsAre there any advantages of the product?Roll pins are made of 65Mn steel material, the hardness of 65Mn spring steel is higher than other steels. Its hardness is mainly due to the addition of manganese, which enhances the material's wear resistance and load-bearing strength. In application scenarios that require high hardness and wear resistance, manganese steel will be better.
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